Table 2.

Demographics of participants in the Brains for Dementia Research (BDR) and University of Manchester Longitudinal Study of Cognition in Normal Healthy Old Age (UoM) cohorts stratified by gender and cognitive impairment. *** denotes proportion of patients with neurodegenerative disease significantly greater in BDR cohort compared to MH cohort, p < 0.001. ⁺⁺⁺ denotes proportion of females significantly greater than that of males, p < 0.001

	BDR			UoM
	All	Normal	Dementia	All	Normal	Dementia
Gender
All	139	37 (27%)	102 (73%)***	119	81 (68%)	38 (32%)
Males	74 (53%)	20 (27%)	54 (73%)***	38 (32%)	24 (63%)	14 (37%)
Females	65 (47%)	17 (26%)	48 (74%)***	81 (68%)+++	57 (70%)	24 (30%)